Buy OEM Audi Part # 8K0907637C (8K0-907-637-C, 8K0907637A). Suspension Yaw Sensor. A5, S5. A5, S5; w/o Drive Select. Yaw Sensor - Repair or Replace A failed yaw sensor will cause your traction

Sensor. Yaw.
A Sensor used to measure a vehicle’s angular velocity about its vertical axis in degrees or radians per second in order to determine the orientation of the vehicle as it hard-corners or threatens to roll-over. Rotational Speed. Stability Control Vehicle Turn Rate. Suspension.

Suspension Yaw Sensor

Fits A4, A5, S4, S5

A5, S5. A5, S5; w/o Drive Select.
Yaw Sensor - Repair or Replace
A failed yaw sensor will cause your traction control system light to come on. Audi technicians use factory diagnostic computers and OEM parts to repair your Audi .